.container {
  padding: 0 15px;
}
.container main .tab-top {
  display: flex;
  justify-content: space-around;
  align-items: center;
  height: 57px;
  border-bottom: 1px solid #ccc;
}
.container main .tab-top span {
  border-bottom: 2px solid transparent;
  line-height: 37px;
}
.container main .tab-top span.active {
  border-color: #4294ff;
}
.container main .con-box > p {
  font-weight: bold;
  height: 50px;
  line-height: 50px;
}
.container main .con-box .news {
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0px 2px 10px #ccc;
}
.container main .con-box .news .img-box {
  height: 150px;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
}
.container main .con-box .news .intro {
  padding: 16px 16px;
}
.container main .con-box .news .intro p {
  font-weight: bold;
  font-style: 14px;
  color: #000;
  line-height: 20px;
}
.container main .con-box .news .intro span {
  font-size: 12px;
  color: #000;
  padding-left: 15px;
}
.container main .con-box .course li {
  height: 140px;
  background-color: #ccc;
  border-radius: 15px;
  overflow: hidden;
  box-shadow: 0px 2px 10px #ccc;
  padding: 56px 0px 0px 22px;
  margin-bottom: 15px;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
}
.container main .con-box .course li P {
  font-size: 18px;
  color: #0ae3cf;
  line-height: 22px;
}
.container main .con-box .course li span {
  font-size: 12px;
  color: #0ae3cf;
}
